.page-disclaimer {
  --disc-rule-line: rgba(23, 19, 16, 0.14);
  --disc-glass-line: rgba(46, 125, 107, 0.22);
  background: var(--paper);
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 首屏框景 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding: var(--sp-4) 0 var(--sp-6);
  background:
    radial-gradient(120% 100% at 6% 0%, rgba(27, 107, 82, 0.58), transparent 62%),
    radial-gradient(90% 90% at 100% 100%, rgba(201, 162, 39, 0.16), transparent 66%),
    var(--night);
  color: var(--paper);
  border-bottom: 1px solid rgba(235, 203, 116, 0.3);
}

.page-disclaimer .disc-hero .breadcrumbs {
  margin: 0 0 var(--sp-5);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
}

.page-disclaimer .disc-hero .breadcrumbs a,
.page-disclaimer .disc-hero .breadcrumbs [aria-current="page"] {
  color: rgba(244, 240, 230, 0.7);
  text-decoration: none;
}

.page-disclaimer .disc-hero .breadcrumbs a:hover,
.page-disclaimer .disc-hero .breadcrumbs a:focus-visible,
.page-disclaimer .disc-hero .breadcrumbs [aria-current="page"] {
  color: var(--gold-bright);
}

.page-disclaimer .disc-kicker {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gold-bright);
}

.page-disclaimer .disc-hero .display {
  margin: 0;
  color: var(--paper);
  font-size: clamp(1.9rem, 8vw, 3.25rem);
  line-height: 1.15;
  letter-spacing: 0.01em;
}

.page-disclaimer .disc-lede {
  margin: var(--sp-4) 0 0;
  max-width: 60ch;
  font-size: var(--step-3);
  line-height: 1.85;
  color: rgba(244, 240, 230, 0.82);
}

.page-disclaimer .disc-frame {
  position: relative;
  margin: var(--sp-5) 0 0;
  max-width: 60ch;
  padding: var(--sp-4);
  border: 1px solid rgba(235, 203, 116, 0.42);
  border-radius: var(--radius);
  background: rgba(46, 125, 107, 0.16);
  color: rgba(244, 240, 230, 0.92);
  font-size: var(--step-2);
  line-height: 1.8;
}

.page-disclaimer .disc-frame::before,
.page-disclaimer .disc-frame::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border: 2px solid var(--gold);
}

.page-disclaimer .disc-frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
  border-top-left-radius: var(--radius);
}

.page-disclaimer .disc-frame::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
  border-bottom-right-radius: var(--radius);
}

.page-disclaimer .disc-frame .label {
  display: block;
  margin-bottom: var(--sp-2);
  color: var(--gold-bright);
  letter-spacing: 0.14em;
}

.page-disclaimer .disc-frame p {
  margin: 0;
}

/* ---------- 牌面视觉 ---------- */
.page-disclaimer .disc-visual {
  margin: 0;
  padding: var(--sp-6) var(--sp-3) 0;
  background: var(--paper);
}

.page-disclaimer .disc-visual img {
  display: block;
  width: 100%;
  max-width: var(--shell);
  height: auto;
  margin: 0 auto;
  border: 1px solid rgba(27, 107, 82, 0.28);
  border-radius: var(--radius);
  object-fit: cover;
}

/* ---------- 规则主体 ---------- */
.page-disclaimer .disc-body {
  padding: var(--sp-6) 0 var(--sp-7);
  background: var(--paper);
}

.page-disclaimer .disc-group {
  margin: 0;
  padding: 0;
}

.page-disclaimer .disc-group + .disc-group {
  margin-top: var(--sp-5);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--disc-glass-line);
}

.page-disclaimer .disc-group__summary {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-2) 0;
  list-style: none;
  cursor: pointer;
}

.page-disclaimer .disc-group__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-group__summary::marker {
  content: "";
}

.page-disclaimer .disc-group__index {
  flex: 0 0 auto;
  padding-top: 0.3em;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-disclaimer .disc-group__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 5vw, var(--step-4));
  font-weight: 500;
  line-height: 1.32;
  color: var(--ink);
}

.page-disclaimer .disc-group__chev {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 0.55em;
  border-right: 2px solid var(--felt);
  border-bottom: 2px solid var(--felt);
  transform: rotate(45deg);
  transition: transform var(--t-fast) var(--ease);
}

.page-disclaimer .disc-group[open] .disc-group__chev {
  transform: rotate(225deg);
}

.page-disclaimer .disc-group__body {
  padding-bottom: var(--sp-3);
}

/* ---------- 编号条款列表 ---------- */
.page-disclaimer .disc-rules {
  counter-reset: disc-rule;
  margin: var(--sp-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-rules > li {
  counter-increment: disc-rule;
  position: relative;
  padding-left: 38px;
  margin-top: var(--sp-4);
  font-size: var(--step-3);
  line-height: 1.8;
  color: rgba(23, 19, 16, 0.86);
}

.page-disclaimer .disc-rules > li::before {
  content: counter(disc-rule, decimal-leading-zero);
  position: absolute;
  top: 0.3em;
  left: 0;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .disc-rules > li a {
  color: var(--felt-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.6);
}

.page-disclaimer .disc-rules > li a:hover,
.page-disclaimer .disc-rules > li a:focus-visible {
  color: var(--gold);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .disc-foot {
  padding: var(--sp-6) 0 var(--sp-7);
  background: var(--paper-warm);
  border-top: 1px solid var(--disc-rule-line);
}

.page-disclaimer .disc-foot__note {
  margin: 0;
  max-width: 60ch;
  font-size: var(--step-3);
  line-height: 1.8;
  color: rgba(23, 19, 16, 0.82);
}

.page-disclaimer .disc-foot__note a {
  color: var(--felt-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.6);
}

.page-disclaimer .disc-foot__note a:hover,
.page-disclaimer .disc-foot__note a:focus-visible {
  color: var(--gold);
}

.page-disclaimer .disc-totop {
  display: inline-block;
  margin-top: var(--sp-5);
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.1em;
  color: var(--felt-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: color var(--t-fast) var(--ease);
}

.page-disclaimer .disc-totop::before {
  content: "↑ ";
  color: var(--gold);
}

.page-disclaimer .disc-totop:hover,
.page-disclaimer .disc-totop:focus-visible {
  color: var(--gold);
}

/* ---------- 焦点与动效 ---------- */
.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 3px;
  border-radius: 2px;
}

.page-disclaimer .disc-group__summary:hover .disc-group__title {
  color: var(--felt-deep);
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-group__chev,
  .page-disclaimer .disc-totop {
    transition: none;
  }
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-hero {
    padding: var(--sp-6) 0 var(--sp-7);
  }

  .page-disclaimer .disc-body {
    padding: var(--sp-7) 0 var(--sp-8);
  }

  .page-disclaimer .disc-visual {
    padding-top: var(--sp-7);
  }

  .page-disclaimer .disc-group__summary {
    gap: var(--sp-4);
  }

  .page-disclaimer .disc-rules > li {
    padding-left: 54px;
  }

  .page-disclaimer .disc-rules > li::before {
    top: 0.34em;
  }

  .page-disclaimer .disc-group + .disc-group {
    margin-top: var(--sp-6);
    padding-top: var(--sp-6);
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .disc-hero .display {
    font-size: var(--step-6);
  }

  .page-disclaimer .disc-visual img {
    max-height: 480px;
  }
}